第三节语法填空 (共10小题，每小题1.5分，满分15分)
阅读下面短文，按照句子结构的语法性和上下文连贯的要求，在空格处填入一个适当的词或使用括号中词语的正确形式填空，并将答案填写在答题卡标号为51～60的相应位置上。
Not knowing ___51____ a particular gesture means in different countries or culture can be ____52___ (confuse). People do not realize how much significance a gesture can have ____53____ it is misunderstood. To non-Germans, an American _____54_____ (tour) at a German hotel giving an “ OK” sign by making a circle with his index finger and thumb is “ saying” everything is fine. ____55______, for Germans, that particular gesture can cause offence (冒犯) and is certainly not appropriate.
Over the years, scientists have studied hundreds of gestures. They note that in some countries, ____56____ Australia, ____57_____ is considered rude not to look someone directly in the eyes as they speak ____58____  in other countries like Japan, lowering your eyes _______59_____ (be) a sign of respect. Studies have shown that if people are aware of the different ways that gestures are interpreted; They are more likely to have _____60_____ (good) cultural experiences.